人教版（2019）选择性必修 第三册Unit 2 Healthy Lifestyle Learning About Language课件(共26张PPT)
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| 名称 | 人教版（2019）选择性必修 第三册Unit 2 Healthy Lifestyle Learning About Language课件(共26张PPT) |  | |
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| 科目 | 英语 | ||
| 更新时间 | 2024-03-14 09:22:05 | ||
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(共26张PPT)
Unit 2
Healthy Lifestyle
------Learning About Language
The greatest wealth is health.
---Virgil
健康是最大的财富。---维吉尔
Part 01 Language points
make up one's mind 下定决心
keep/bear…in mind 把······记在心里
keep/bear in mind+that从句 记住……
change one's mind 改变某人的主意
have sb./sth. in mind 心中有合适的人选/想做的事
come into/to one's mind 掠过/进入某人的脑海
bring/call...to mind 使想起
put sb.in mind of... 使某人想起……
练习:You must keep ______ mind that one's competence is of great importance.
in
skip
vt. 不做(本来常做或应做的事);不参加;悄悄溜走
skip a grade 跳级
skip breakfast 不吃早饭
skip school/class 逃学/逃课
skip over the fence 跳过栅栏
练习：Apparently, it is not right _________ (skip) class. You'd better not do that.
skipped
（教材P16）Make small changes each day and your lifestyle will become healthier.
祈使句 +and/or +陈述句
祈使句
陈述句
特点
该句式是并列句,连词 and 表示顺承;or 表示转折，意为“否则,要不然”。
Consume more vegetables and fruit, and you will feel better soon.
多吃蔬菜和水果,你很快就会感觉好点。
特点
祈使句表条件,可转换成条件状语从句。(去掉并列连词)
Keep on working hard, and you are bound to pass the examination.
=If you keep on working hard, you are bound to pass the examination.
继续努力，你一定会通过考试的。
Complete the conversations with the correct forms of the phrases in the box.
begin with be in control of make a choice decide on make up one's mind
1. A: Hello, doctor. I want to lose weight, but l just can't seem to do it. What can you do to help me
B: Well, first, it's necessary to ____________ what you eat. Cut out all fatty food and sugary drinks, and eat more fruit and vegetables.
2. A: I really need to ________ a way to exercise more. l could use a fitness app, but my phone's full.
B: So delete a few files. I'm sure the app doesn't take up much space.
3. A: Before exercising, always do a few warm-ups to ___________.
B: I know. But then I always feel too tired to continue!
4. A: Should l go for the pizza or the fried chicken I hate _________________ like these. You know what-I'm going to eat both!
B: Wow! Don't eat too much junk food-you'll get fat. I've actually _________________ to go on a diet, so I'll just stick to the fruit salad.
be in control of
decide on
begin with
making choices
made up my mind
Part 02 Discover useful structures
Look at the following sentences and pay attention to the italicised infinitives. Discuss their meanings and functions.
To change bad habits is never easy.
It took the surgeon three hours to finish my mother's lung surgery.
To join the People's Liberation Army, it is required for men to shave off their beards.
It was not polite to disturb your neighbours with loud music last night.
作主语
真正主语
形式主语
形式主语
真正主语
真正主语
形式主语
动词不定式作主语
It is not right for your parents to dominate your life.
你的父母控制你的生活是不对的。
It is against the law to abuse his power.
他滥用权力是违法的。
用作主语的动词不定式及其短语常出现在谓语动词之后,而句首用形式主语it代替。
To get enough protein each day is beneficial to our health.
每天摄取足够的蛋白质对我们的健康有益。
不定式作主语位于句首常出现在正式文体中。单个不定式作主语,谓语动词用单数形式。
动词不定式作主语
It is necessary for us to prevent the war breaking out.
我们有必要防止战争爆发。
It is + adj. + for/of sb. + to do sth.
常用句型
形容词表示事物或行为的特点或性质,介词用 for,如 good, easy, difficult, possible, necessary。
形容词表示人的品格或特点,介词用 of,如 kind, polite, impolite, rude, foolish。
It is too impolite of you to speak to an outstanding teacher like this.
你这样对一位杰出的老师说话太无礼了。
动词不定式作主语
It's my duty to take good care of my younger sister.
照顾好我的妹妹是我的责任。
It +be+名词+to do sth. 做某事是······
常用句型
It must be great fun to fly to the moon in a spaceship.
乘宇宙飞船飞往月球一定很有趣。
It takes sb. some time to do sth. 做某事花费某人一些时间。
It took me more than an hour to do my homework yesterday evening.
昨天晚上我做作业花费了一个多小时。
辨析
It is +adj.+ for/of sb. to do sth.
sb. 是to do sth.的逻辑主语
常用于表示事物的特征，用于此句型的形容词有：
easy, hard, difficult, possible, important, impossible, necessary, good, bad, exciting, interesting, surprising等。
It is necessary for young students to learn a foreign language.
对年轻的学生来说，学习一门外语是必要的。
It’s important for us to keep the water clean.
保持水质清洁对我们来说是很重要的。
辨析
It is＋adj.＋of sb.＋to do sth.
形容词用来表示不定式的逻辑主语(sb.)的性质、特征或品德
常见的此类形容词有：
kind, nice, wise, silly, polite, impolite, friendly, foolish, clever等。
It was silly of you to give up such a good chance！
你放弃这么好的一个机会，真傻!
It is friendly of the family to try to make me feel at home in their house.
这家人对我很友好，使我在他们家里感到宾至如归。
It is + n. + (for sb.) to do sth.
常见的名词有：
pity, shame, pleasure, one’s duty, one’s job, fun, joy, good manners, bad manners等。
What a pity it is for you to have missed such a wonderful film.
真遗憾你错过了这样一个精彩的电影。
It must be great fun to fly to the moon in a spaceship.
乘宇宙飞船飞往月球一定很有趣。
practice
It is wrong for you _________ (skip) breakfast.
Although _________ is a hard task to protect our environment, we can't help but go ahead.
I don't think ____________________________ (你问……是不礼貌的) how long the interview will last.
____________________________ (保卫……是我们的职责) the country against its enemies.
to skip
it
it is impolite of you to ask
It's our duty to defend
____________________________ (……花了我半个小时) to wash the clothes.
It took me half an hour
Join the words to make full sentences, and then join the sentences to make a paragraph. You can add your own sentences if necessary to make your paragraph more meaningful.
1.will take/nutrition specialist/a balanced diet menu/make/an hour/for you
______________________________________________________________
2.useful/turn to/fitness consultant/for advice
______________________________________________________________
3. illegal/dangerous/take/drugs
______________________________________________________________
4. harmful/skip breakfast/often
______________________________________________________________
It will take an hour for a nutrition specialist to make a balanced diet menu for you.
It is useful to turn to a fitness consultant for advice.
It is dangerous to take illegal drugs.
It is harmful to skip breakfast (too) often.
疑问词 + 不定式
How to construct the theoretical framework is very important.
怎样构建理论框架很重要。
The question is when to start developing such a vaccine.
问题是何时开始研制这种疫苗。
I don't know how to handle the crisis.
我不知道如何处理这一危机。
主语
表语
宾语
可用于该结构的疑问词
疑问代词:who, whom, what, which
疑问副词:when, where, how
常接该结构的动词
know, see, decide, tell, ask, consider, explain, learn, wonder
该结构的句法功能
主语、宾语和表语
“疑问词+不定式”结构相当于一个由疑问词引导的名词性从句。
A judge must decide whose proof to believe.
=A judge must decide whose proof he/she should believe.
法官必须决定相信谁的证据。
practice
I couldn't decide ___________ bike to buy.
Twenty students want to attend the class that aims to teach how ___________ (read) fast.
When and where ___________ (celebrate) his success hasn’t been decided.
___________________ (何时装修) the house hasn't been decided.
They didn't decide ___________________ (在哪里举行) the debate.
The question is ___________________ (怎样拆卸) the machine.
which
to read
to vote
When to decorate
where to hold
how to take apart
不定式短语作独立成分
To tell the truth , I don't like the gifted actress in the movie.
说实话,我不喜欢这部电影中的那个有天赋的女演员。
一些不定式短语可用作独立成分,通常位于句首,有时位于句中或句末,要用逗号同其他句子成分隔开。
to be brief 简言之
to be exact 确切地说
to be frank 坦白地说
to be honest 说老实话
to sum up 总而言之
to tell the truth 说实话
to conclude 总而言之
to begin/start with 首先
___________
practice
__________________________ (总而言之), most of the committee members supported the idea but a few were against it.
She wrote, ___________ (确切地说) ten novels in her lifetime.
___________________ (坦白地说),Nancy is a girl with great ambition.
___________________ (说老实话) , I don’t really want to go to the party tonight.
To sum up/To conclude
To be brief
to be exact
To be frank
To be honest
____________ (简言之), he was happy with the result.
Part 03 Practice
选择填空
1.Is _______ necessary to complete the design before National Day
2. _______ will do you good to do some exercise every morning.
A. this B. that C. it D. he
A. It B. There C. Those D. One
3. It's important _______ you _______ walk after supper.
A. of; to B. for; of C. to; to D. for; to
4. It took Janet three hours _______ reading this interesting story.
A. to finish B. finished C. finishing D. finished
完成句子
I don't think _____________________ (你问······是不礼貌的) how long the interview will last.
___________________ (你问······是不礼貌的) the country against its enemies.
___________________ (······花了我半个小时) to wash the clothes.
_____________________ (怎样消除污染) in Shanghai is not an easy problem to deal with.
_____________________________ (是否要再建一条隧道) under the Huangpu River will be discussed at the meeting tomorrow.
it is impolite of you to ask
It's our duty to defend
It took me half an hour
How to get rid of pollution
Whether to build another tunnel
See You Next Time
Unit 2
Healthy Lifestyle
------Learning About Language
The greatest wealth is health.
---Virgil
健康是最大的财富。---维吉尔
Part 01 Language points
make up one's mind 下定决心
keep/bear…in mind 把······记在心里
keep/bear in mind+that从句 记住……
change one's mind 改变某人的主意
have sb./sth. in mind 心中有合适的人选/想做的事
come into/to one's mind 掠过/进入某人的脑海
bring/call...to mind 使想起
put sb.in mind of... 使某人想起……
练习:You must keep ______ mind that one's competence is of great importance.
in
skip
vt. 不做(本来常做或应做的事);不参加;悄悄溜走
skip a grade 跳级
skip breakfast 不吃早饭
skip school/class 逃学/逃课
skip over the fence 跳过栅栏
练习：Apparently, it is not right _________ (skip) class. You'd better not do that.
skipped
（教材P16）Make small changes each day and your lifestyle will become healthier.
祈使句 +and/or +陈述句
祈使句
陈述句
特点
该句式是并列句,连词 and 表示顺承;or 表示转折，意为“否则,要不然”。
Consume more vegetables and fruit, and you will feel better soon.
多吃蔬菜和水果,你很快就会感觉好点。
特点
祈使句表条件,可转换成条件状语从句。(去掉并列连词)
Keep on working hard, and you are bound to pass the examination.
=If you keep on working hard, you are bound to pass the examination.
继续努力，你一定会通过考试的。
Complete the conversations with the correct forms of the phrases in the box.
begin with be in control of make a choice decide on make up one's mind
1. A: Hello, doctor. I want to lose weight, but l just can't seem to do it. What can you do to help me
B: Well, first, it's necessary to ____________ what you eat. Cut out all fatty food and sugary drinks, and eat more fruit and vegetables.
2. A: I really need to ________ a way to exercise more. l could use a fitness app, but my phone's full.
B: So delete a few files. I'm sure the app doesn't take up much space.
3. A: Before exercising, always do a few warm-ups to ___________.
B: I know. But then I always feel too tired to continue!
4. A: Should l go for the pizza or the fried chicken I hate _________________ like these. You know what-I'm going to eat both!
B: Wow! Don't eat too much junk food-you'll get fat. I've actually _________________ to go on a diet, so I'll just stick to the fruit salad.
be in control of
decide on
begin with
making choices
made up my mind
Part 02 Discover useful structures
Look at the following sentences and pay attention to the italicised infinitives. Discuss their meanings and functions.
To change bad habits is never easy.
It took the surgeon three hours to finish my mother's lung surgery.
To join the People's Liberation Army, it is required for men to shave off their beards.
It was not polite to disturb your neighbours with loud music last night.
作主语
真正主语
形式主语
形式主语
真正主语
真正主语
形式主语
动词不定式作主语
It is not right for your parents to dominate your life.
你的父母控制你的生活是不对的。
It is against the law to abuse his power.
他滥用权力是违法的。
用作主语的动词不定式及其短语常出现在谓语动词之后,而句首用形式主语it代替。
To get enough protein each day is beneficial to our health.
每天摄取足够的蛋白质对我们的健康有益。
不定式作主语位于句首常出现在正式文体中。单个不定式作主语,谓语动词用单数形式。
动词不定式作主语
It is necessary for us to prevent the war breaking out.
我们有必要防止战争爆发。
It is + adj. + for/of sb. + to do sth.
常用句型
形容词表示事物或行为的特点或性质,介词用 for,如 good, easy, difficult, possible, necessary。
形容词表示人的品格或特点,介词用 of,如 kind, polite, impolite, rude, foolish。
It is too impolite of you to speak to an outstanding teacher like this.
你这样对一位杰出的老师说话太无礼了。
动词不定式作主语
It's my duty to take good care of my younger sister.
照顾好我的妹妹是我的责任。
It +be+名词+to do sth. 做某事是······
常用句型
It must be great fun to fly to the moon in a spaceship.
乘宇宙飞船飞往月球一定很有趣。
It takes sb. some time to do sth. 做某事花费某人一些时间。
It took me more than an hour to do my homework yesterday evening.
昨天晚上我做作业花费了一个多小时。
辨析
It is +adj.+ for/of sb. to do sth.
sb. 是to do sth.的逻辑主语
常用于表示事物的特征，用于此句型的形容词有：
easy, hard, difficult, possible, important, impossible, necessary, good, bad, exciting, interesting, surprising等。
It is necessary for young students to learn a foreign language.
对年轻的学生来说，学习一门外语是必要的。
It’s important for us to keep the water clean.
保持水质清洁对我们来说是很重要的。
辨析
It is＋adj.＋of sb.＋to do sth.
形容词用来表示不定式的逻辑主语(sb.)的性质、特征或品德
常见的此类形容词有：
kind, nice, wise, silly, polite, impolite, friendly, foolish, clever等。
It was silly of you to give up such a good chance！
你放弃这么好的一个机会，真傻!
It is friendly of the family to try to make me feel at home in their house.
这家人对我很友好，使我在他们家里感到宾至如归。
It is + n. + (for sb.) to do sth.
常见的名词有：
pity, shame, pleasure, one’s duty, one’s job, fun, joy, good manners, bad manners等。
What a pity it is for you to have missed such a wonderful film.
真遗憾你错过了这样一个精彩的电影。
It must be great fun to fly to the moon in a spaceship.
乘宇宙飞船飞往月球一定很有趣。
practice
It is wrong for you _________ (skip) breakfast.
Although _________ is a hard task to protect our environment, we can't help but go ahead.
I don't think ____________________________ (你问……是不礼貌的) how long the interview will last.
____________________________ (保卫……是我们的职责) the country against its enemies.
to skip
it
it is impolite of you to ask
It's our duty to defend
____________________________ (……花了我半个小时) to wash the clothes.
It took me half an hour
Join the words to make full sentences, and then join the sentences to make a paragraph. You can add your own sentences if necessary to make your paragraph more meaningful.
1.will take/nutrition specialist/a balanced diet menu/make/an hour/for you
______________________________________________________________
2.useful/turn to/fitness consultant/for advice
______________________________________________________________
3. illegal/dangerous/take/drugs
______________________________________________________________
4. harmful/skip breakfast/often
______________________________________________________________
It will take an hour for a nutrition specialist to make a balanced diet menu for you.
It is useful to turn to a fitness consultant for advice.
It is dangerous to take illegal drugs.
It is harmful to skip breakfast (too) often.
疑问词 + 不定式
How to construct the theoretical framework is very important.
怎样构建理论框架很重要。
The question is when to start developing such a vaccine.
问题是何时开始研制这种疫苗。
I don't know how to handle the crisis.
我不知道如何处理这一危机。
主语
表语
宾语
可用于该结构的疑问词
疑问代词:who, whom, what, which
疑问副词:when, where, how
常接该结构的动词
know, see, decide, tell, ask, consider, explain, learn, wonder
该结构的句法功能
主语、宾语和表语
“疑问词+不定式”结构相当于一个由疑问词引导的名词性从句。
A judge must decide whose proof to believe.
=A judge must decide whose proof he/she should believe.
法官必须决定相信谁的证据。
practice
I couldn't decide ___________ bike to buy.
Twenty students want to attend the class that aims to teach how ___________ (read) fast.
When and where ___________ (celebrate) his success hasn’t been decided.
___________________ (何时装修) the house hasn't been decided.
They didn't decide ___________________ (在哪里举行) the debate.
The question is ___________________ (怎样拆卸) the machine.
which
to read
to vote
When to decorate
where to hold
how to take apart
不定式短语作独立成分
To tell the truth , I don't like the gifted actress in the movie.
说实话,我不喜欢这部电影中的那个有天赋的女演员。
一些不定式短语可用作独立成分,通常位于句首,有时位于句中或句末,要用逗号同其他句子成分隔开。
to be brief 简言之
to be exact 确切地说
to be frank 坦白地说
to be honest 说老实话
to sum up 总而言之
to tell the truth 说实话
to conclude 总而言之
to begin/start with 首先
___________
practice
__________________________ (总而言之), most of the committee members supported the idea but a few were against it.
She wrote, ___________ (确切地说) ten novels in her lifetime.
___________________ (坦白地说),Nancy is a girl with great ambition.
___________________ (说老实话) , I don’t really want to go to the party tonight.
To sum up/To conclude
To be brief
to be exact
To be frank
To be honest
____________ (简言之), he was happy with the result.
Part 03 Practice
选择填空
1.Is _______ necessary to complete the design before National Day
2. _______ will do you good to do some exercise every morning.
A. this B. that C. it D. he
A. It B. There C. Those D. One
3. It's important _______ you _______ walk after supper.
A. of; to B. for; of C. to; to D. for; to
4. It took Janet three hours _______ reading this interesting story.
A. to finish B. finished C. finishing D. finished
完成句子
I don't think _____________________ (你问······是不礼貌的) how long the interview will last.
___________________ (你问······是不礼貌的) the country against its enemies.
___________________ (······花了我半个小时) to wash the clothes.
_____________________ (怎样消除污染) in Shanghai is not an easy problem to deal with.
_____________________________ (是否要再建一条隧道) under the Huangpu River will be discussed at the meeting tomorrow.
it is impolite of you to ask
It's our duty to defend
It took me half an hour
How to get rid of pollution
Whether to build another tunnel
See You Next Time